======================== unified (from filesystem) ========================
                                         'bitrate'  '128.0'
                                        'duration'  '289'
                                          'artist'  'Nach Scratch'
                                     'text_people'  ''
                                         'release'  'En la brevedad de los días'
                                           'title'  'Esclavos'
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-1', 'Q-UNU-1', 'Q-LOCALNESS-1', 'Q-HHRNBTT-3', "
 "'Q-OLDST-3', 'q-syn-3', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-2', "
 "'q-chart-1', 'q-drums-4', 'q-other-1', 'q-piano-1', 'q-vocals-3', "
 "'q-mixbeat-3']")
                                      'lastfmtags'  "['spanish', 'hip hop', 'rap', 'spanish hip hop']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '5'
                                      'tracktotal'  '16'
                                            'date'  '2000'
                                        'comments'  ''
                                           'genre'  'hip hop or rnb or rap or turntablism'
                                             'bpm'  '85.130'
                                             'key'  '8A'
                                        'acoustid'  '18e9a3d8-7855-4b73-8b6b-d6f618dfb6f4'
rest: ''

======================== rawer (from filesystem) ========================

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'TALB' (Album/Movie/Show title)                     'En la brevedad de los días'
'TBPM' (BPM (beats per minute))                     '85.130'
'TCON' (Content type, a.k.a. Genre)                 'hip hop or rnb or rap or turntablism'
'TDOR' (Original release time)                      '2000'
'TDRC' (Recording time)                             '2000'
'TIT2' (Title/songname/content description)         'Esclavos'
'TKEY' (Initial key)                                '8A'
'TLEN' (Length)                                     '289619'
'TMED' (Media type)                                 'CD'
'TPE1' (Lead performer(s)/Soloist(s))               'Nach Scratch con Duke'
'TPE2' (Band/orchestra/accompaniment)               'Nach Scratch'
'TPOS' (Part of a set)                              '1/1'
'TPUB' (Publisher)                                  'Discos Revelde'
'TRCK' (Track number/Position in set)               '5/16'
'TSO2'                                              'Nach'
'TSOP' (Performer sort order)                       'Nach con Duque'
'TXXX:Acoustid Id'                                  '18e9a3d8-7855-4b73-8b6b-d6f618dfb6f4'
'TXXX:Artists'                                      'Nach Scratch/Duke'
'TXXX:BARCODE'                                      '8423479062805'
'TXXX:CATALOGNUMBER'                                'CD1477'
'TXXX:MusicBrainz Album Artist Id'                  'ff734df1-6795-43ec-84a7-ae04b356dad1'
'TXXX:MusicBrainz Album Id'                         '841f7c9c-8405-4376-9519-ee5ad099bf65'
'TXXX:MusicBrainz Album Release Country'            'ES'
'TXXX:MusicBrainz Album Status'                     'official'
'TXXX:MusicBrainz Album Type'                       'album'
'TXXX:MusicBrainz Artist Id'                        'ff734df1-6795-43ec-84a7-ae04b356dad1/a16eb93b-539e-4d97-ab23-1208b03c53da'
'TXXX:MusicBrainz Release Group Id'                 'ab896c4b-8bd0-3f65-ab66-1bd1c17d24e9'
'TXXX:MusicBrainz Release Track Id'                 'a4a81fee-5a77-3b4e-a1c1-7e819799bb9f'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '3'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:SCRIPT'                                       'Latn'
'TXXX:lastfmtags'                                   ['spanish', 'hip hop', 'rap', 'spanish hip hop']
'TXXX:originalyear'                                 '2000'
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '1'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '3'
'TXXX:q-other'                                      '1'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '3'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '-0.80 dB'
'TXXX:replaygain_track_peak'                        '0.425269'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'bf59d18f-c137-4aaa-87eb-28006f6641fd')

========================== row from database ==========================
                                              'id'  1247225
                                            'path'  /data/Music/Bulk/00popandrock-hiphop-rap-rnb-turntablism/Nach Scratch/nach scratch -05 Esclavos.mp3
                                         'working'  None
                                         'bitrate'  128
                                    'duration_sec'  289
                                           'genre'  hip hop or rnb or rap or turntablism
                                        'filesize'  4700824
                                           'mtime'  1620586267
                                   'redo_metaread'  0
                                        'rest_str'   00popandrock hiphop rap rnb turntablism nach scratch 05 hip hop or rnb or rap or turntablism
                                      'tag_artist'  Nach Scratch
                                     'tag_release'  En la brevedad de los días
                                       'tag_title'  Esclavos
                                             'bpm'  85.13
                                    'search_title'  'esclavos':1
                                   'search_artist'  'nach':1 'scratch':2
                                  'search_release'  'brevedad':3 'de':4 'dias':6,7 'en':1 'la':2 'los':5
                                     'search_rest'  'hip':7 'hiphop':1 'hop':8 'nach':5 'or':9 'rap':2 'rnb':3 'scratch':6 'turntablism':4
                                    'search_combo'  'brevedad':6C 'de':7C 'dias':9C,10C 'en':4C 'esclavos':1A 'hip':17 'hiphop':11 'hop':18 'la':5C 'los':8C 'nach':2B,15 'or':19 'rap':12 'rnb':13 'scratch':3B,16 'turntablism':14
                                    'tag_tracknum'  5
                                      'num_images'  1
                                             'key'  8A
                                           'quals'  ['Q-HHRNBTT-3', 'q-vocals-3', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-3', 'q-play-2', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-4', 'q-syn-3', 'q-chart-1', 'q-other-1', 'Q-HAP-3', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['spanish', 'hip hop', 'rap', 'spanish hip hop']
                                        'tag_date'  2000
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620586266.505955  (2021-05-09 20:51:06)
                             'size'  4700824